baber/WOPTO huggingface dataset:
Patent JP-H11223774-A (JP)
Title: Microscope objective lens
Inventor: WATANABE KATSUYA
IPC: G02B21/02
Filed: 1998-02-06
Abstract: PROBLEM TO BE SOLVED: To provide an apochromat microscope objective lens with a long operation distance which is available in a near ultraviolet area. SOLUTION: This microscope objective lens is provided with a first lens group G1 having a positive refractive power including a meniscus lens whose recessed face is faced to the objective side and plural joint lens, second lens group G2 having a positive refractive power including plural joint lens, and third lens group G3 having a negative refractive power successively from the objective side to an image side.  In this case, when a conditional formula that 2.5<|f1/f|<4.5, 1.3<|r1/d0|<2-5, n3p<1.65, 35<υ30<45 (in the formula, (f) indicates the focal distance of a whole objective lens system, f1 indicates the focal distance of the first lens group G1, r1 indicates the curvature radius of the first lens face positioned the closest at the objective side of the first length group G1, d0 indicates a distance along an optical axis from the objective face to the first lens face, n3p indicates the refractive index of a positive lens included in the third lens group G3, and υ3p indicates an Abbe number included in the third lens group G3) is fulfilled.
Patent JP-H05225540-A (JP)
Title: Magnetic recording and reproducing device
Inventor: OTSUKI SHINSUKE
IPC: G11B5/588
Filed: 1992-02-13
Abstract: PURPOSE:To exactly control the position of a movable head provided freely and movably in the axial direction of a rotary drum in a magnetic recording and reproducing device such as a video tape recoder. CONSTITUTION:The position of a fan-shaped member 11 is continuously detected by detecting the position of the fan-shaped member 11 having the origin of a center angle coinciding with the rotational center of the rotary drum 3 by plural position sensors disposed so that a part of the fan-shaped member 11 is opposite to at least one or more than the position sensors 12. Also, by storing the quantity of the inclination of the fan-shaped member 11 to a rotational plane and correcting the position output of the position sensors 12 corresponding to the quantity of the inclination, position sensors with high accuracy are constituted and the position of the magnetic head 1 is controlled with high accuracy.
Patent JP-H01202947-A (JP)
Title: Packet header identification system
Inventor: KAWAI NAOKI
IPC: H04L1/08
Filed: 1988-02-09
Abstract: PURPOSE:To improve the header error rate and to improve the reliability of information identification by transmitting plural packets as one unit, using plural headers and applying bit majority decision. CONSTITUTION:With a packet data signal inputted, a packet corresponding to majority decision by a control signal is stored in a packet buffer 1. A packet data signal (a) being same kind of information is outputted from the packet buffer 1, a header part is demultiplexed from the data by a header demultiplex circuit 2, a header signal (b) is outputted and n-set of signals are inputted to a majority decision circuit 3. The majority decision circuit 3 applies n-set of headers for each bit to improve the bit error rate and to output one header signal (c). Since the header is subject to error correction coding, error correction is applied by an error correction circuit 4, the output signal (d) of the error correction is used and the kind of information is discriminated by the next header identification circuit 5.
Patent JP-H04252457-A (JP)
Title: Disk player
Inventor: NISHIKATA MASANOBU
IPC: G11B17/04
Filed: 1991-01-29
Abstract: PURPOSE:To read the signal of a recording medium disk from the upper side by providing a center guide for recording medium disk whose read-in position is located nearer to a center like a CD at a clamper side. CONSTITUTION:When an LD 3 is supplied to a turntable 9, the positioning part 22 of a lover center guide is fitted internally in a center hole 3a, and the LD 3 is centered, and is placed on a placing part 11. A clamper 28 is descended, and the presser part 41 of a chucking plate 39 is brought into contact with the upper plane of the LD 3, and a magnet 38 is attracted on the turntable 9. Therefore, the chucking plate 39 is moved upward slightly, and compresses a flat spring material 43, thereby, the presser part 41 of the plate 39 presses the upper plane of the LD 3 by the resiliency of the flat spring 43, thereby, the LD 3 is sandwiched between the placing part 11 of the turntable 9 and the presser part 41 of the chucking plate 39.
Patent JP-H01203647-A (JP)
Title: Device for supplying internal combustion engine with fuel from storage tank
Inventor: MATSUKUSU GURAINAA
IPC: B60K15/077
Filed: 1988-02-09
Abstract: PURPOSE: To inform a runner that fuel is exhausted in an ensured way by arranging a sensor between a suction opening and a pressure opening of a pre-stage of pump for actuating a warning device in response to dry running of the pre- stage. CONSTITUTION: A fuel unit 12 is arranged in a supply tank 10. A drive motor of the fuel unit 12 drives a two-staged discharge pump 44. A sensor 60 such as a pressure switch is arranged between a suction opening 42 of the fuel unit 12 and a pressure opening 51 of a pre-stage 46. The sensor 60 actuates a warning device 62 in response to dry running of the pre-stage 46. Thus, pressure drop is detected by the sensor 60 and a warning device 62 is actuated when the supply tank 10 is empty and the suction opening 42 of the pre-stage 46 is above fuel level.
Patent JP-S60172778-A (JP)
Title: Dust cover
Inventor: MATSUDA YOSHIMI
IPC: F16C11/06
Filed: 1984-02-15
Abstract: PURPOSE:To enhance the durability of a dust cover composed of a back-up ring having a flange-like stepped part and a rubber body, by providing a ring like groove formed by plastic deformation. CONSTITUTION:A dust cover is composed of a back-up ring 1 and a rubber body 2. The back-up ring 1 has a flange-like surface having a center section 11 and a stepped part 12 outside of the center section 11, which serves as a slidable surface 1a. Further, a ring-like groove 1c is formed in the upper surface 1b of the stepped part 12 under plastic deformation upon casting. With this arrangement, no rubber layer is disposed on the slidable surface 1a so that the frictional resistance between the lower surface of a knuckle arm and the slidable surface 1a may be decreased, so that the durability of the dust cover may be enhanced.
Patent JP-H06306359-A (JP)
Title: Phosphor and fluorescent lamp coated therewith on its inner surface
Inventor: SUGIMOTO YUJI
IPC: H01J61/44
Filed: 1994-02-24
Abstract: PURPOSE:To provide a red-light-emitting phosphor having a high initial luminance (luminous efficiency) and reduced in the loss of efficiency during lighting and to provide a fluorescent lamp reduced in the change in luminance and chromaticity with the lapse of time and having high color rendering and high luminance. CONSTITUTION:The title phosphor is red-light-emitting one prepared by adding 10<-6> to 10<-3>mol of a phosphorus and 10<-6> to 10<-3>mol of at least one alkaline earth metal selected from among magnesium, calcium, strontium and barium to 1mol of an europium-activated rate earth metal oixde of the general formula: (L1-xEux)2O3 wherein L is a rare earth metal element, and x is in the range: 0.01<=x<=0.20. The title lamp is prepared by coating the inner surface of a glass tube with a phosphor layer containing the above phosphor as at least a red-light-emitting component.
Patent JP-S58143951-A (JP)
Title: Finishing device for head of rail
Inventor: ITOU ATSUSHI
IPC: B24B19/00
Filed: 1982-02-23
Abstract: PURPOSE:To finish a head of a rail, by moving a grinding mechanism which is constituted with a grinding roll and a guide roll along a circular arc provided in an astride manner above the rail. CONSTITUTION:A frame (a) is mounted on a rail 20 so as to place the center part of a grinding roll 1 on the center part of welding of the rail 20. The rail 20 is pressed from the bottom by turning a handle 90 for clamping and pulling up a claw 103 for clamping. A bolt 66 is turned and the grinding roll 1 is touched the welding part of the rail 20. Circular arc motion is made along a guide rail 70 and the grinding roll 1 is moved after the model of a head of the rail by turning the grinding roll 1 through driving by a motor 21 and turning a handle 80 for a feed roller. With this, processing accuracy is improved, dispersion of character of a finish grinding surface is reduced and a work environment is improved, too.
Patent JP-H04252331-A (JP)
Title: Floating point adder device
Inventor: YAMASHITA HIDEO
IPC: G06F7/50
Filed: 1991-01-28
Abstract: PURPOSE:To perform the floating point addition at a high speed with a floating point adder device which can perform the floating point addition processing in plural floating point data having the different numbers of bits of each exponent. CONSTITUTION:An exponent comparison means 2 performs the comparison of exponent data values between the input operands under the conditions where the exponent always has the largest number of bits regardless of the date form. An exponent difference detection means 5 obtains an exponent difference between the input operands based on the number of bits of an exponent decided by a data form and then calculates the shift value needed for the digit matching. Then the mantissa data on the input operand having the smaller exponent data value decides by the means 2 is shifted by a shift extent calculated by the means 5 for acquisition of the new data. This acquired data is added to the mantissa data on the input operand having the larger exponent data decided by the means 2.
Patent JP-S58189209-A (JP)
Inventor: DAAN PURUUSU BURAIDEI
IPC: C08F212/00
Filed: 1983-02-22
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S63196073-A (JP)
Title: Semiconductor device
Inventor: IMAMURA KENICHI
IPC: H01L29/72
Filed: 1987-02-10
Abstract: PURPOSE:To enable the trapping of light generated in a well layer to be successfully performed by providing a resonance quantum well consisting of InAlAs/ InGaAs/InAlAs, and providing a base layer consisting if InAlGaAs whose Al composition is graded, said base layer being opposed to the emitter layer through the resonance quantum well. CONSTITUTION:There are provided a resonance quantum well 15 provided so as to be contacted with an emitter layer 16 and consisting of respective InA As/InGaAs/InAlAs layers, and a P<+> type InAlGaAs graded base layer 14 provided so as to be contacted with a InAlAs barrier layer 15A in the resonance quantum well, the Al composition of which is graded. With this, even if the barrier layer 15A of InAlAs in the resonance quantum well 15 is thinly formed to an extent which does not prevent the resonance tunneling of carriers, the InGaAs is maintained low as compared with the well layer because the refractive index of the graded base layer 14 which was formed so as to be contacted with the barrier layer is approximately same as that of InAlAs, whereby the light generating in the well layer can fully be trapped.
Patent JP-H02208617-A (JP)
Title: Wide-angle lens with aspherical surface
Inventor: TANITSU MASAHIKO
IPC: G02B13/04
Filed: 1989-02-08
Abstract: PURPOSE:To obtain the wide-angle lens which has spherical surfaces whose aberrations are compensated excellently by setting the power distribution and aspherical surfaces of a 1st lens group and a 2nd lens group under specific conditions. CONSTITUTION:The 1st lens group 1 is a negative plastic lens which has at least >=1 aspherical surface and the 2nd lens group 2 includes a biconvex plastic lens having at least >=1 aspherical surface and a biconvex lass lens 23. Then -0.3<f1/lf<-0.2 and 0.15<f2/lf<0.30 hold, where (f) is the focal distance of the whole lens system, f1 and f2 are the focal distances of the 1st lens group 1 and 2nd lens group 2, and l is the principal point distance between the 1st lens group 1 and 2nd lens group 2. Consequently, the wide-angle lens which has the excellently compensated aspherical surfaces is obtained.
Patent JP-2000220712-A (JP)
Title: Toroidal type continuously variable transmission
Inventor: YAMASHITA TOMOHITO
IPC: F16H15/38
Filed: 1999-02-04
Abstract: PROBLEM TO BE SOLVED: To make the interference between a first disc and a yoke difficult by forming a recessed part in the yoke. SOLUTION: A recessed part 48 is provided in a yoke 20' at a side edge of an intermediate part in the longitudinal direction thereof at a position opposite to a part close to an input side disc 2 in the condition that the yoke is assembled in a toroidal continuously variable transmission. Namely, the recessed part 48 is formed by a part to the yoke 20' for pivotally supporting a pivotal shaft provided in both ends of each trunnion at a part, to which the input disc 2 comes close with the operation of a pushing device. With this structure, even in the condition that the input side disc 2 is pushed toward an output side disc 4 by a pushing device, interference of this input side disc 2 with the yoke 2' can be prevented. Consequently, change gear ratio between the input side disc 2 and the output side disc 4 can be raised by enlarging diameters of the input side disc 2 and the output side disc 4.
Patent JP-H05223322-A (JP)
Title: Controller for air conditioner
Inventor: NAKASUMI EIJI
IPC: F24F11/02
Filed: 1992-02-14
Abstract: PURPOSE:To make the air conditioning comfortable with the indoor atmosphere and the condition regarding the occupant taken into consideration by a method wherein the control signal is produced through inference of the comfort degree for the occupant on the basis of the ambient conditions of both the inside and the outside of the room, their previous conditions determined by a sensor, the location of the occupant, and the temperature set by the user. CONSTITUTION:A sensor 10 detects the ambient conditions around an air conditioner 1b with respect to both the inside and the outside of the room. The previous conditions which have been detected by the sensor 10 are stored in a storage means 13. A location sensor 1d locates the occupant. An inferring means 17 infers the comfort degree for the occupant on the basis of the output of each of the sensor 10 and the storage means 13, the temperature set by the user by means of a remote control or at a control panel 15, and the output of the location sensor 1d. The inferring means 17 consists of a means modeled after the nerve network which has learned man's comfort degrees. In accordance with the comfort degree inferred for the occupant a control signal-producing means 19 produces a control signal in an operating frequency table regarding the compressor-operating frequency of the air conditioner 1b.
Patent JP-S58144175-A (JP)
Inventor: CHIAKI MASAYOSHI
IPC: D06M13/463
Filed: 1982-02-23
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H08199091-A (JP)
Title: Powder coating and application thereof
Inventor: MORIYA YUICHI
IPC: C09D5/46
Filed: 1995-01-25
Abstract: PURPOSE: To obtain a powder coating suitable for the use of a triboelectric spray gun and capable of forming a thin coating film by incorporating a specific quaternary ammonium salt copolymer into a binder resin and forming a powder having a specific small particle size from the resulting mixture. CONSTITUTION: This powder coating has an average particle size of 5 to 20μm, and comprises at least a binder resin and a quaternary ammonium salt copolymer comprising recurring units of formula I (wherein R1 is H or CH3 ) and formula II (wherein R2 is H or CH3 l R3 is alkylene; and R4 , R5 and R6 are each alkyl). Since it has the above-specified average particle size, a thin coating film can be formed. In the case of using a triboelectric spray gun, addition of the copolymer enables the powder coating to be electrified to a positive polarity with a suitable amt. of electrification through friction thereof with a fluorinated member installed in the coating conveyor portion of the gun even in a high-temp. and high-humidity environment, whereby the amt. of the powder coating adhered to an article to be coated is not decreased even when the gun is continuously used.
Patent JP-H03156295-A (JP)
Title: Heat accumulation tank
Inventor: KINOSHITA TERUO
IPC: F28D20/00
Filed: 1990-02-07
Abstract: PURPOSE:o suppress an increase in a cost and to obtain a large heat exchanging area by forming a heat exchanging plate of two thin plates each having flexibil ity and to be superposed, providing a partition at the center of the plate, provid ing a plurality of the plates in a liquid tank, and coupling the plates along a passage via tubes. CONSTITUTION:Heat exchanging plates 21-23 are manufactured in a bag state by superposing two plastic films 4, 4 each having flexibility and adhering the outer peripheries, adhered at the centers to form partitions 5, and formed with passages. The plates 21-23 are coupled along passages by tubes 6, 6. Low temper ature brine discharged from a pump 8 is fed to the plate 21 via a solenoid pipe 9, fed as by an arrow, and fed to the plate 22 through the tube 6. The brine is fed as by an arrow from the tube 6 of other end to one end of the plate 23, and fed as by an arrow from the other end to the tube 6. Cold of the brine is transferred though the plates 21 23 into a water tank 1 to freeze water in the tank, the brine is again cooled by a heat exchanger 7, and fed to the pump 8.
Patent JP-H10224129-A (JP)
Title: Bonding device of prismatic element
Inventor: OUGIHARA TOMIO
IPC: H01G13/00
Filed: 1997-02-12
Abstract: PROBLEM TO BE SOLVED: To provide an element uniting device whose working to be used is simple and sure, when an electronic part that is formed by bonding plural pris matic elements is produced. SOLUTION: A bonding device 50 of prismatic elements is the bonding device that makes an electronic component by gluing sides 1a and 2a of plural prismatic elements 1 and 2 with each other, consists of a plane board 10 that comprises a low plane part 5 on which the element 1 is mounted with the element 1 to be bonded, brought into contact with butting walls 3 and 4 which are provided at corner and a high plane part 8, which is divided from the part 5 with a stepped part 7 which is higher than the part 5 by only the height (h) that is 20 to 80% of the height of the measures (x) of a prismatic element and on which the bonding element 2 is mounted and a pushing plate 11 which has a sliding means that keeps in touch on the part 8, pushes the element 2, horizontally sliding, drops it from the part 7 to the part 5,  turns it at 90 degrees and slides back and forth until it is brought into contact with the element 1 to be pressed, and has prismatic element holding means 21 and 25 which approach both elements 1 and 2 from the top and from the side, come into contact with the sides 1b and 2b and one end planes 1c and 2c and energize and press them.
Patent JP-S58146275-A (JP)
Title: Pseudomonas uko-816 strain
Inventor: OZAKI YASUHIKO
IPC: C12N1/20
Filed: 1982-02-22
Abstract: PURPOSE:To provide the titled strain capable of producing a lipase which has a molecular weight of >=20,000,000 and can be used repeatedly without fixing. CONSTITUTION:A novel bacterial strain belonging to Pseudomonas genus, i.e. Pseudomonas UKO-816 (FERM-BP No. 16) is inoculated preferably in a liquid medium, and cultured at 10-15 deg.C, preferably 25-45 deg.C for about 10-30hr under aerobic condition. The objective lipase having a molecular weight of >=20,000,000 is separated from the cultured liquid.
Patent JP-H08221556-A (JP)
Title: Electronic equipment
Inventor: NISHIKAWA HIROSHI
IPC: G06K7/00
Filed: 1995-02-16
Abstract: PURPOSE: To enable the reading of thin lines with an inexpensive circuit configuration and to follow up the entire change of an analog output level as well at the time of scan while inclining a main body concerning an electronic equipment for performing binarizing processing to an analog image signal from a sensor using a photoelectric transducer. CONSTITUTION: The output of a photoelectric transducer 4 at a line sensor unit 3 is amplified by an amplifier 6 and outputted from an output buffer 7 as an analog signal Aout, and this analog signal Aout is compared with a threshold voltage Vref of a threshold value circuit 9 by a comparator 8 and converted into a digital signal. Besides, the threshold value circuit 9 is composed of a constant voltage circuit 14 made up of a resistor R5 and a capacitor C2 and a bleeder circuit 15 made up of resistors R3 and R4, one terminal side of the bleeder circuit 15 is connected to the output side of the output buffer 7 and the other terminal side is connected to the output side (a junction P1) of the constant voltage circuit 14. Then, the threshold voltage Vref for binarization is supplied from a junction (P2) between the resistors R3 and R4 of the bleeder circuit 15.
Patent JP-H11323054-A (JP)
Title: Fluorinated carbon-filled fluorocarbon elastomer latex composition
Inventor: MAMMINO JOSEPH
IPC: C09D127/16
Filed: 1999-02-05
Abstract: PROBLEM TO BE SOLVED: To prepare the subject composition capable of being prepared and adjusted so as to have a desired specific resistance, and what is more, easy on the environment and useful as the outer surface of various electrophotographic parts. SOLUTION: This composition is prepared by including (A) fluorocarbon elastomer latex and (B) fluorinated carbon. It is pref. that the ingredient A is a copolymer from vinylidene fluoride, hexafluoropropylene and tetrafluoroethylene, a terpolymer from vinylidene fluoride, hexafluoropropylene and tetrafluoroethylene, or the like and contains fluorine in the content of about 68-70 wt.%. The ingredient B is produced from carbon black, etc., as a carbon source and pref. contains fluorine in the content of about 10-30 wt.%. The amount of the ingredient B in a coating layer is pref. about 1-30 wt.% in terms of dry weight based on the total solid content.
Patent JP-S62186654-A (JP)
Title: Led line light source
Inventor: YAMADA AKITSUGU
IPC: B41J2/455
Filed: 1986-02-12
Abstract: PURPOSE:To expand the radiation width by arranging lots of LED elements arranged on a base over plural lines and in zigzag. CONSTITUTION:In the LED light source 11, LED elements 1 are bonded on the base and a rod lens 2 is fixed by a lens holder 3 just above them. The LED elements 1 are arranged in two lines in zigzag, the light from the two lines of LED element arrays is collected by a rod lens 2 to irradiate an original 5 corresponding to each line. Thus, the substantial radiation width is widened.
Patent JP-H10221630-A (JP)
Title: Light deflector
Inventor: KUNII YOSHIMASA
IPC: G02B26/10
Filed: 1997-02-12
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive light deflector reduced in wind-cut noise at the high-speed rotation time. SOLUTION: A projection 52 is arranged on a position in the vicinity on a line L4 linking a central part of a reflection surface 30A in an upstream side from a second edge part 49B and the center P of rotation of a rotary polygon mirror 30 so as to oppose at a gap in the radial direction when a corner part between adjacent reflection surfaces 30A is placed on the line L1 linking a first edge part 49 of an opening part 49 of a cover 48 and an axial center P. Even when the polygon mirror 30A is high speed rotated, the wind-cut noise is caused on the position shifted by a half period with the wind-cut noise caused on the edge part 49A by the projection 52, and both noises are synthesized to be canceled each other, and the wind-cut noise at the high speed rotation time of the polygon mirror 30 is reduced.  Thus, since the wind-cut noise at the high speed rotation time of the polygon mirror 30 is reduced only by providing the projection 52, the inexpensive material such as plastic mold material is used as it is as the material for the cover 48, so that the inexpensive light deflector is provided.